Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: JCVLFLCLYYX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
386-324 A Lake City FL 321J HD CARRIER LLC 45204      
386-324 8 Lake City FL 321J HD CARRIER LLC 45204   2021-12-26   
386-324 9 Lake City FL 321J HD CARRIER LLC 45204   2021-12-26   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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